Bugfixes on sending

- added checks to prevent adding to the queue useless items
- fixed issue with mta settings (duplicated "host" input / renamed duplicate to "domain" for MailGun)
- fixed namespace issue on cron daemon/supervisor
- fixed typo in migration preventing the newsletter_templates table to be created.
- partially fixed cron.jsx

assets/js/src/cron.jsx

@@ -4,59 +4,63 @@ define(
     'react-dom',
     'mailpoet'
   ],
- function (
+  function(
     React,
     ReactDOM,
     MailPoet
   ) {
   var CronControl = React.createClass({
-     getInitialState: function () {
-       return (cronDaemon) ? cronDaemon : null;
+    getInitialState: function() {
+      return {
+        status: 'loading'
+      };
     },
-     getDaemonData: function () {
+    getDaemonData: function() {
       MailPoet.Ajax.post({
           endpoint: 'cron',
           action: 'getDaemonStatus'
-       }).done(function (response) {
-         jQuery('.button-primary').removeClass('disabled');
-         if (!response) {
-           this.replaceState();
-         } else {
+        })
+        .done(function(response) {
+          jQuery('.button-primary')
+            .removeClass('disabled');
+          if(response.status !== undefined) {
             this.setState(response);
+          } else {
+            this.replaceState();
           }
         }.bind(this));
     },
-     componentDidMount: function componentDidMount() {
-       if (this.isMounted()) {
-         this.getDaemonData;
+    componentDidMount: function() {
+      if(this.isMounted()) {
+        this.getDaemonData();
         setInterval(this.getDaemonData, 5000);
       }
     },
-     controlDaemon: function (action) {
-       jQuery('.button-primary').addClass('disabled');
+    controlDaemon: function(action) {
+      jQuery('.button-primary')
+        .addClass('disabled');
       MailPoet.Ajax.post({
         endpoint: 'cron',
         action: 'controlDaemon',
-         data: {'action': action}
-       }).done(function (response) {
-         if (!response) {
-           this.replaceState();
+        data: {
+          'action': action
+        }
+      })
+      .done(function(response) {
+        if(!response.result) {
+          //this.replaceState();
         } else {
-           this.setState(response);
+          //this.setState(response);
         }
       }.bind(this));
     },
-     render: function () {
-       if (!this.state) {
-         return
-         <div>
-           Woops, daemon is not running ;\
-         </div>
+    render: function() {
+      if(this.state.status === 'loading') {
+        return(<div>Loading daemon status...</div>);
       }
-       switch (this.state.status) {
+      switch(this.state.status) {
         case 'started':
-           return (
-            <div>
+          return(
             <div>
               Cron daemon is running.
               <br/>
@@ -70,29 +74,29 @@ define(
               <a href="#" className="button-primary" onClick={this.controlDaemon.bind(null, 'stop')}>Stop</a>&nbsp;&nbsp;
               <a href="#" className="button-primary" onClick={this.controlDaemon.bind(null, 'pause')}>Pause</a>
             </div>
-            </div>
           );
         break;
         case 'paused':
         case 'stopped':
-           return (
+          return(
             <div>
               Daemon is {this.state.status}
               <br />
               <br />
               <a href="#" className="button-primary" onClick={this.controlDaemon.bind(null, 'start')}>Start</a>
             </div>
-           )
+          );
         break;
       }
     }
   });
-   let container = document.getElementById('cron_container');
-   if (container) {
+
+  const container = document.getElementById('cron_container');
+
+  if(container) {
     ReactDOM.render(
       <CronControl />,
-      document.getElementById('cron_status')
-     )
+      container
+    );
   }
- }
-);
+});

lib/Config/Menu.php

@@ -381,8 +381,6 @@ class Menu {
   }
 
   function cron() {
-    $daemon = new \MailPoet\Cron\BootStrapMenu();
-    $data['daemon'] = json_encode($daemon->bootstrap());
-    echo $this->renderer->render('cron.html', $data);
+    echo $this->renderer->render('cron.html');
   }
 }

lib/Config/Migrator.php

@@ -105,7 +105,7 @@ class Migrator {
       'description varchar(250) NOT NULL,',
       'body LONGTEXT,',
       'thumbnail LONGTEXT,',
-      'readonly TINYINT(1) DEFAULT 0',
+      'readonly TINYINT(1) DEFAULT 0,',
       'created_at TIMESTAMP NOT NULL DEFAULT 0,',
       'updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,',
       'PRIMARY KEY  (id)'

lib/Config/PublicAPI.php

@@ -25,8 +25,12 @@ class PublicAPI {
   }
 
   function queue() {
+    try {
       $queue = new Daemon($this->payload);
       $this->_checkAndCallMethod($queue, $this->action);
+    } catch(\Exception $e) {
+      // mailer configuration error
+    }
   }
 
   private function _checkAndCallMethod($class, $method, $terminate = false) {

lib/Router/Cron.php

@@ -11,14 +11,13 @@ class Cron {
   function controlDaemon($data) {
     switch($data['action']) {
       case 'start':
-        $supervisor = new Supervisor($forceStart = true);
+        $supervisor = new \MailPoet\Cron\Supervisor($forceStart = true);
         wp_send_json(
           array(
-            'result' => $supervisor->checkDaemon() ?
-              true :
-              false
+            'result' => $supervisor->checkDaemon()
           )
         );
+        exit;
         break;
       case 'stop':
         $status = 'stopped';
@@ -27,7 +26,7 @@ class Cron {
         $status = 'paused';
         break;
     }
-    $daemon = new Daemon();
+    $daemon = new \MailPoet\Cron\Daemon();
     if(!$daemon->daemon || $daemon->daemonData['status'] !== 'started') {
       $result = false;
     } else {

lib/Router/SendingQueue.php

@@ -9,6 +9,19 @@ if(!defined('ABSPATH')) exit;
 
 class SendingQueue {
   function add($data) {
+    // check if mailer is properly configured
+    try {
+      new Mailer(false);
+    } catch(\Exception $e) {
+      wp_send_json(
+        array(
+          'result' => false,
+          'errors' => array($e->getMessage())
+        )
+      );
+      exit;
+    }
+
     $queue = \MailPoet\Models\SendingQueue::where('newsletter_id', $data['newsletter_id'])
       ->whereNull('status')
       ->findArray();
@@ -34,6 +47,17 @@ class SendingQueue {
         'id'
       ));
     }
+
+    if(empty($subscriber_ids)) {
+      wp_send_json(
+        array(
+          'result' => false,
+          'errors' => array(__('There are no subscribers.'))
+        )
+      );
+      exit;
+    }
+
     $subscriber_ids = array_unique($subscriber_ids);
     $queue->subscribers = json_encode(
       array(

views/cron.html

@@ -1,10 +1,5 @@
 <% extends 'layout.html' %>
 
 <% block content %>
-<div id="cron_container">
-  <div id="cron_status"></div>
-</div>
-<script>
-  var cronDaemon = <%= daemon|raw %>
-</script>
+<div id="cron_container"></div>
 <% endblock %>

views/settings/mta.html

@@ -492,9 +492,9 @@
             <input
               type="text"
               class="regular-text"
-              id="settings[mta_host]"
-              name="mta[host]"
-              value="<%= settings.mta.host %>" />
+              id="settings[mta_domain]"
+              name="mta[domain]"
+              value="<%= settings.mta.domain %>" />
           </td>
         </tr>